CAREERS

 

We are always looking for great people!

We’re thrilled that you’re interested in joining National Signal LLC! Our products are proudly designed and manufactured in the USA, reflecting our dedication to quality, precision, and innovation.

At National Signal, we’re deeply committed to delivering top-tier customer service and superior products that exceed our customers’ expectations. Our mission is driven by innovation, integrity, and an unwavering focus on serving our customers with excellence.

If you share our passion for quality and service, we’d love to hear from you.

 

AVAILABLE POSITIONS

Senior Mechanical Engineer

National Signal LLC • La Mirada, CA (On-site)

About the job

Company Description

National Signal LLC specializes in the design and manufacturing of portable solar construction equipment and advanced traffic safety products. Known for its innovative solar-powered LED light towers, message signs, and arrow boards, the company is at the forefront of sustainable technology solutions for infrastructure and construction needs. By 2025, the product line will expand to include solar-powered generators and mobile surveillance trailers. National Signal LLC is committed to providing reliable, energy-efficient solutions that promote safety and sustainability.

Role Description

National Signal is in search of a talented Electro-Mechanical Engineer, with excellent critical thinking and troubleshooting skills to design future products and update existing equipment. This role will be a central figure driving engineering projects and activities for the company. They will work closely with Sales and Operations on key customer issues, cost, and quality improvement.

This role will report directly to the VP of Engineering for National Signal. There are currently no direct reports for this role, however, this individual is the team leader providing guidance and direction for the Engineering group.

Essential Duties and Responsibilities include the following:

1.    Product Design and Development

2.    Proficiency in Solidworks

3.    Electro-mechanical design and component selection

4.    MS Office, including Outlook, Word, and Excel

Required Skills:

1.    12+ years in mechanical design using metal tubing, sheet metal, hydraulics, etc..

a.    Trailer / structural / fastener design using bending moment / FEA to calculate stress

b.    Using Solidworks / AutoCad to do layout drawings from concept to prototype

2.    Experience with small diesel engine operation

a.    Basic operation of a small diesel engine.

b.    Knowledge of wet stacking and prevention.

c.    Enclosure design for airflow for engine temperature management.

d.    Engine control programming and communication with the engine to allow system to run correctly. Ex. where to tap for engine start/stop, monitor rpm, oil temp, oil pressure, voltage (starter & bank), canbus, fuel start/stop, etc.

3.    Experience with photovoltaic systems

a.    Basic operation of a solar/battery/load system.

4.    Experience with hydraulic systems

  • Understanding of hydraulic pump, hydraulic cylinder, hydraulic manifold.

5.    Basic AutoCad

a.    Majority of the layout drawings were done in AutoCad. Ability to do drawings for wiring diagrams in AutoCad or equivalent 2D software.

6.    Fundamental understanding in electrical layouts. Experience in solar power systems.

7.    Research new technologies and determine whether they are fit for our products.

8.    Analyze and test new designs to determine the best materials and processes and create documentation and reports.

9.    Ability to work hands on to solve complex problems.

10.    Create detailed parts & assembly drawings, bills of material and working models in Solidworks. 

11.    Perform structural analysis, wind load calculation, and fatigue analysis where required.

Desired Skills

1.    Experience with lighting

2.    Understanding of codes such as ANSI and ASTM

3.    Excellent verbal and written English skills

Education & Experience Requirements                                                                   

1.    Bachelor’s degree in mechanical engineering or similar from an accredited college or university is required.

2.    Master’s degree in engineering or business is preferred but not required

Other Characteristics

1.    Possesses and maintains a valid passport

2.    Ability and willingness to travel within the US and internationally

3.    This position may require up to 15% travel to attend business meetings, trade shows, conferences, supplier reviews, and customer events 

Requirements added by the job poster

• Bachelor's Degree

 
 
 

Our Office

14489 Industry Circle                              
La Mirada CA 90638